buc·ci·na·tor (b k s -n  t r)n. The thin, flat muscle forming the wall of the cheek. [Latin buccin tor, trumpeter (from its being the chief muscle used in blowing), from buccintus, past participle of buccinre, to blow a horn, from b cina, buccina, horn, trumpet; see gwou- in Indo-European roots.] |
buccinator [ˈbʌksɪˌneɪtə]
n
(Life Sciences & Allied Applications / Anatomy) a thin muscle that compresses the cheeks and holds them against the teeth during chewing, etc.
[from Latin, from buccināre to sound the trumpet, from buccina trumpet]
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